回答編集履歴
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追記
test
CHANGED
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@@ -35,3 +35,59 @@
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引用元: [Timer (Java SE 10 & JDK 10 ) - scheduleAtFixedRate(java.util.TimerTask,long,long)](https://docs.oracle.com/javase/jp/10/docs/api/java/util/Timer.html#scheduleAtFixedRate(java.util.TimerTask,long,long))
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実験
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---
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できるだけミニマムなコードで使い方を確かめておくと理解が進みます。
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値をいろいろといじって挙動を調べてみると良いでしょう。[Wandbox](https://wandbox.org/permlink/umnq7HzHZgWVOv94)
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```Java
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import java.util.*;
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class Main {
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public static void main(String[] args) {
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Timer timer = new Timer();
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System.out.println(System.currentTimeMillis());
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timer.scheduleAtFixedRate(new MyTimerTask(), 1000L, 100L);
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try { Thread.sleep(10000); } catch(InterruptedException e) { e.printStackTrace(); }
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timer.cancel();
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}
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}
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class MyTimerTask extends TimerTask {
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@Override
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public void run() {
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System.out.println(System.currentTimeMillis());
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}
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}
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```
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